Author: Joseph Ross

Jmeter Load Testing:Send and Receive Email

Reading Time: 2 minutes Email notification, send email and retrieve email is a important part of any company or organisation so if you have your email server and want to know the email performance of email server then we can use the jmeter. Beauty of jmeter is it gives the power in your hand you can measure the performance of send email same as received email performance.So we can Continue Reading

Smattering of HDFS

Reading Time: 2 minutes INTRODUCTION TO HDFS :- Hadoop is an open-source framework that allows to store and process big data in a distributed environment across clusters of computers.It has many similarities with existing distributed file systems. However, the differences from other distributed file systems are significant as it provides high-performance access to data across Hadoop clusters. Like other Hadoop-related technologies, HDFS has become a key tool for managing Continue Reading

Serverless Architecture-Blog-2 (AWS Lambda)

Reading Time: 3 minutes In our last blog, we have seen the serverless introduction, Continuing that in this blog we will implement serverless using AWS lambda. AWS Lambda is a compute service that lets you run code without provisioning or managing servers. AWS Lambda executes your code only when needed and scales automatically, from a few requests per day to thousands per second.

Serverless Architecture – Blog-1

Reading Time: 2 minutes What is Serverless computing? The “serverless” bit doesn’t actually mean that there are no servers required to run the new feature. It just means that we don’t have to deal with the infrastructure.That means we don’t have to worry about scaling, multi-server communication and other problems related to distributed systems. Lambdas do everything for us! Serverless can also mean applications where some amount of server-side Continue Reading

Automation Testing of AngularJS Application with Protractor

Reading Time: 2 minutes Protractor is testing framework for AngularJS application .It play the important role to check the angular application.Its a combination of selenium webdriver,nodejs,Jasmine, Cucumber. Now a time most of the application are using javascript so due to using of javascript it increases tester  difficulty to check the web application.So basically when we use the selenium its difficult to us to identify the web element. Protractor is Continue Reading

Jmeter-Database testing with jmeter

Reading Time: 2 minutes Now here we again come with new topic Jmeter database testing. Now for database testing we have download mysql-connector-java jar file and placed in lib folder of jmeter then we start with the Thread group.   Now we make a JDBC connection configuration.   In JDBC connection configuration we will define the database URL,JDBC driver class ,MYSQL username,password etc.   Now we add a sampler for JDBC request. Continue Reading

Knolx: Deep dive into Sass

Reading Time: < 1 minute Knoldus Organized a session on Sass Sass is a scripting language that is interpreted into Cascading Style Sheets (CSS). SassScript is the scripting language itself. Sass consists of two syntaxes. The original syntax, called “the indented syntax”, uses a syntax similar to Haml. Checkout the slides of the session: Stay tuned  !!

Handling HTTPS requests with Akka-HTTPS Server

Reading Time: 2 minutes Hi guys, In my last blogs I explained how one can create a self-signed certificate and KeyStore in PKCS12. You can go through the previous blog, as we’ll be needing certificate and keystore  for handling HTTPS requests. https://blog.knoldus.com/2016/10/18/create-a-self-signed-ssl-certificate-using-openssl/ https://blog.knoldus.com/2016/10/26/how-to-create-a-keystore-in-pkcs12-format/ Akka-HTTP provides both Server-Side and Client-Side HTTPS support. In this blog I’ll be covering the Server-Side HTTPS support. Let’s start with “why do we need server-side HTTPS support?” If we want the communication between the browser and Continue Reading

Knolx: HTML, CSS and JavaScript coding conventions

Reading Time: < 1 minute Knoldus organized a session on “HTML, CSS and JavaScript style guide and coding conventions”. It covered the best standards to be followed while writing codes in HTML and JavaScript and also,styling using CSS. The basic conventions that we forget while coding are discussed in this session. Hope it will help you in writing a clean and understandable code. Slides for this session – Video for Continue Reading

Business Intelligence-Data Visualization: Tableau

Reading Time: 3 minutes Spark, Bigdata, NoSQL, Hadoop are some of the most using and top in charts technologies that we frequently use in Knoldus, when these terms used than one thing comes into picture is ‘Huge Data, millions/billions of records’ Knoldus developers use these terms frequently, managing (and managing means here- storing data, rectifying data, normalizing it, cleaning it and much more) such amount of data is really Continue Reading

Introduction to JAXB 2.0

Reading Time: 2 minutes JAXB stands for Java Architecture for XML Binding. It provides mechanism to write java objects into XML and read XML into object. Simply, you can say it is used to convert java object into XML and vice-versa. JAXB provides a fast and convenient way to bind XML schemas and Java representations, making it easy for Java developers to incorporate XML data and processing functions in Continue Reading